H2Oooohh! Indoor Waterpark | All-Season Family Fun at Split Rock Resort

At H2Oooohh! Indoor Waterpark in Lake Harmony, the fun doesn’t stop when the weather changes. Located inside Split Rock Resort, this family-friendly indoor waterpark is a year-round favorite in the Pocono Mountains, offering a splash-filled experience for all ages. With exciting features like a giant wave pool, multiple high-speed slides, a sprawling kids’ play zone, and the region’s first Flow Rider, H2Oooohh! Indoor Waterpark delivers nonstop action, aquatic adventure and indoor fun for kids.

Perfect for a weekend escape or a day trip, the waterpark keeps everyone entertained with attractions tailored to both thrill seekers and little swimmers. When it’s time to refuel, the Island Oasis Snack Bar serves up convenient meals and treats right inside the park. And the fun doesn’t stop after towel time—Split Rock Resort offers even more to explore. Watch a movie at the on-site theater, take on the bowling alley, or relax and enjoy some downtime in the resort’s cozy spaces.

H2Oooohh! also hosts themed nights, including special family nights and adults-only evenings, giving guests even more reasons to return. Whether you’re escaping the summer heat or searching for a fun winter break activity, this indoor waterpark is ready to make every visit memorable.

With exciting attractions and year-round resort perks, H2Oooohh! Indoor Waterpark offers the perfect blend of high-energy fun and all-season comfort in Lake Harmony.